Ignition Timing: Testing and Inspection

IGNITION TIMING CONTROL, CHECKING

Special tools, testers and auxiliary items
- VAG 1767 ignition tester, or VAG 1367 ignition tester with VAG 1367/8 HT pick-up clamp

Check conditions
- Engine oil temperature at least 80 °C (176 °F)

Test sequence





- Connect VAG 1767 ignition tester, or VAG 1367 ignition tester with VAG 1367/8 HT pick-up clamp.
- Start engine and run at idle speed.
- Set ignition tester to 3000 RPM.
- Slowly increase engine speed to slightly above 3000 RPM until the ignition timing (advance figure) is indicated.

Specification: 29° - 34° before TDC

If the specification is not attained:
- Replace Motronic Engine Control Module (ECM) J220.